researchers at ETH Zurich have let an autonomous excavator loose on a big pile of boulders and reclaimed concrete. The goal? To build a 20 foot (6 meter) and 213 ft (65 m) long dry-stone wall as ...
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New England stone walls lie at the intersection of history, archaeology, ecology and geoscience, and deserve a science of their ownThere are many kinds of historical stone features – waste piles, cairns, scatters, lines, kilns, gravestones, cobbles, patios and more. The goal is to isolate walls as a set of objects within ...
GIFU--To the uninitiated, it looks like another pile of rocks. But stones unearthed ... A detailed image of the stone wall, including the base of the keep, is depicted in a drawing dating to ...
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